Patent US3147971A successfully refreshed from Google Patents.
US3147971A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stripper
Assignee: Individual
•
Filing: 1962-04-02
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Granted: 1964-09-08
•
Expires: 1982-04-02
Abstract
No abstract record available.
Inventors
- 👤 John W Key
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:29
CPC Classifications
B; B65; B65H; B65H29/00; B65H29/02; B65H29/04; B65H29/041; B65H29/042
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
113 words
A STRIPPER FOR A WICKET CONVEYOR COMPRISING A PLURALITY OF SHEET CLAMPS, MEANS MOUNTING SAID CLAMPS IN TRANSVERSE, EQUALLY SPACED, ENDLESS RANKS, MEANS FOR MOVING SAID MOUNTING MEANS INTERMITTENTLY A DISTANCE EQUAL TO THE SPACE BETWEEN RANKS, MEANS FOR DISLODGING SHEETS CONSECUTIVELY FROM THE WICKETS OF SAID CONVEYOR TO DELIVED SAID SHEETS BY GRAVITY INTO SUCCESSIVE RANKS OF SAID CLAMPS, MEANS FOR ENERGIZING SAID MOVING MEANS AN INTERVAL AFTER THE DELIVERY OF EACH SHEET SUFFICIENT TO PERMIT AN EDGE OF A SHEET TO SETTLE INTO A RANK OF SAID CLAMPS, AND MEANS ELSEWHERE IN THE PATH OF MOVEMENT OF SAID RANKS FOR RELEASING SAID SHEETS UPON PASSAGE OF EACH OF SAID RANKS THEREBY.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-09-08 | 1968-03-09 | 1968-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-08 | 1972-03-09 | 1972-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-08 | 1976-03-09 | 1976-09-08 | $7700.00 | Window Closed / Lapsed |